<template>
  <div>
    <div ref="mychart" style="width: 100%; height: 600px"></div>
  </div>
</template>

<script>
import * as echarts from "echarts";
export default {
  data() {
    return {
      arr: {
        legend: {
          top: "bottom",
        },
        toolbox: {
          show: true,
          feature: {
            mark: { show: true },
            dataView: { show: true, readOnly: false },
            restore: { show: true },
            saveAsImage: { show: true },
          },
        },
        series: [
          {
            name: "Nightingale Chart",
            type: "pie",
            radius: [50, 250],
            center: ["50%", "50%"],
            roseType: "area",
            itemStyle: {
              borderRadius: 8,
            },
            data: [
              { value: 40, name: "rose 1" },
              { value: 38, name: "rose 2" },
              { value: 32, name: "rose 3" },
              { value: 30, name: "rose 4" },
              { value: 28, name: "rose 5" },
              { value: 26, name: "rose 6" },
              { value: 22, name: "rose 7" },
              { value: 18, name: "rose 8" },
            ],
          },
        ],
      },
    };
  },
  mounted() {
    this.getlist();
    window.addEventListener("resize", this.mychart.resize);
  },
  methods: {
    getlist() {
      //1.获取dom
      const chartDom = this.$refs.mychart;
      //2.初始化
      this.mychart = echarts.init(chartDom);

      //   配置图表数据
      const option = this.arr;

      //4.渲染生成图表
      this.mychart.setOption(option);
    },
  },
};
</script>
